Learn about the history, potential, and dangers of cloning, from the first cloned salamander to Dolly the sheep and beyond.
From oceans and lakes to people’s bodies, tiny creatures live everywhere. They are too small to see with the eye. Microscopes make it possible to view their world. Take a closer look at what makes these life forms so amazing.
There are over 1,500 animals that eat their own kind. They come in all sizes and shapes. From the praying mantis to the polar bear. Cannibal animals eat to survive, possibly because of global warming. To keep their population in check. To get a healthy snack. To show another animal who's boss. And to ensure the perfect mate.
Some of the scariest creatures in nature can take over the minds of others. That's how they get what they want. Their victims are zombie creatures.
The field of life science involves the study of living organisms, their organization, life processes, and the characteristics of all living things, such as plants, animals, and human beings. The reproducible activity pages supplement life science textbooks with stand-alone or coordinate one-page lessons. Sample activities include: Angiosperms and Gymnosperms, Animal Cell, Bacteria, Cell Functions, Comparing Fish/Amphibians/ Reptiles, Comparing Vertebrate Hearts, Ferns, and More!
The Earth system comprises diverse components that interact in complex ways. Earth science includes the study of the atmosphere, hydrosphere, oceans, and biosphere, as well as the solid earth. The reproducible activity pages supplement earth science textbooks with stand-alone or coordinate one-page lessons. Sample activities include: Cenozoic Era, Comparing Types of Rocks, Eclipses, Formation of Coal, Glacial Landforms, Global Heat Budget, How Minerals Form, Igneous Rocks, Waves, and More!